GB/T 5223-2014 Translated English of Chinese Standard. (GBT 5223-2014, GB/T5223-2014, GBT5223-2014): Steel Wire for Prestressing of Concretehttps://www.chinesestandard.net, 13 mar 2018 - 26 pagine This Standard specifies the terms and definitions, classification, codes and designation, order contents, dimension, sape, weight ang allowable deviation, technical requirements, test methods, inspection rules, packaging. marking and quality certificate of steel wire for prestressing of concrete. |
Sommario
| 3 | |
Technical Requirements | 10 |
Annex A Normative Hydrogen Embrittlement Sensitivity Stress Corrosion Test | 24 |
Parole e frasi comuni
000 h relaxation actual maximum force Allowable deviation Bending radius Buy True-PDF buyer requires carried out according Characteristic value inspection coil of wire cold drawn wire contract batch cross sectional area dimension and allowable Elasticity modulus embrittlement sensitivity stress fatigue property test fatigue test force is 80 fracture helical rib wire hydrogen embrittlement sensitivity initial force item Sampling quantity less than 75h low-relaxation mandril Marking and Quality Mechanical Property meet the requirements Nominal diameter dn nominal tensile strength plain wire pressure pipe Prestressed Concrete Prestressed steel wire quality certificate Reduction of area relaxation test requirements of GB/T seller's sensitivity stress corrosion specified in Table strength grade stress corrosion test Stress relaxation property stress-relieved wire surface tensile test Test Methods theoretical weight Three-Sided Indented Wire Total elongation value of maximum Weight deviation weight of wire weight per meter wire and theoretical wire for pressure wire per meter www.ChineseStandard.net yield force FP0.2